Juniper EX3300-48P

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PART 5

Switch and Component Maintenance

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Routine Maintenance on page 121

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Table of Contents7
About this Topic Collection17
How to Use this Guide17
List of EX Series Guides for Junos os Release 11.317
Component Descriptions17
Downloading Software19
Documentation Symbols Key20
Documentation Feedback21
Requesting Technical Support22
Self-Help Online Tools and Resources22
Opening a Case with JTAC22
Switch and Components Overview and Specifications23
EX3300 Switch Overview23
EX3300 Switch Overview25
EX3300 Switches Hardware Overview25
EX3300 Switches First View25
Uplink Ports26
Power over Ethernet Plus Ports26
EX3300 Switch Models26
Chassis Physical Specifications for EX3300 Switches27
EX3300 Switch Overview27
Table 1: EX3300 Switch Models27
Table 2: Physical Specifications of the EX3300 Switch Chassis27
Front Panel of an EX3300 Switch28
Figure 1: Front Panel of an EX3300 Switch with 48 Gigabit Ethernet Ports28
Rear Panel of an EX3300 Switch29
Figure 2: Front Panel of an EX3300 Switch with 24 Gigabit Ethernet Ports29
EX3300 Switch Hardware and CLI Terminology Mapping30
Figure 3: Rear Panel of an EX3300 Switch with an AC Power Supply30
Figure 4: Rear Panel of an EX3300 Switch with a DC Power Supply30
Table 3: CLI Equivalents of Terms Used in Documentation for EX330031
Component Descriptions33
LCD Panel in EX3300 Switches33
Figure 5: LCD Panel33
LCD Panel Modes34
This Topic Describes34
LCD Panel Menus35
Component Descriptions35
Table 4: LCD Panel Menu Options35
Chassis Status Leds in EX3300 Switches38
Figure 6: Chassis Status Leds in an EX3300 Switch38
Table 5: Chassis Status Leds in an EX3300 Switch38
Uplink Ports38
Network Port and Uplink Port Leds in EX3300 Switches39
Figure 7: Leds on the Network Ports on the Front Panel39
Figure 8: Leds on the Uplink Ports39
Table 6: Link/Activity LED on the Network Ports and Uplink Ports in EX330040
Table 7: Status LED on the Network Ports and Uplink Ports in EX330041
Management Port Leds in EX3300 Switches42
Figure 9: Leds on the Management Port on an EX3300 Switch42
Table 8: Link/Activity LED on the Management Port on an EX3300 Switch42
Table 9: Status LED on the Management Port on an EX3300 Switch42
Power Supply in EX3300 Switches43
Table 10: Power Consumed by EX3300 Switches43
Cooling System and Airflow in an EX3300 Switch44
Figure 10: Front-To-Back Airflow through the EX3300 Switch Chassis44
Table 11: Airflow Direction in EX3300 Switch Models44
Figure 11: Back-To-Front Airflow through the EX3300 Switch Chassis45
Component Specifications47
USB Port Specifications for an EX Series Switch47
Network Port Connector Pinout Information for an EX3300 Switch48
Table 12: Network Port Connector Pinout Information for EX3300 Switches48
Console Port Connector Pinout Information for an EX Series Switch49
Table 13: EX Series Switches Console Port Connector Pinout Information49
Management Port Connector Pinout Information for an EX3300 Switch50
Table 14: Management Port Connector Pinout Information for EX330050
Optical Interface Support in EX3300 Switches51
Table 15: Optical Interface Support for Gigabit Ethernet SFP Transceivers52
Table 16: Optical Interface Support for SFP+ Gigabit Ethernet Transceivers54
SFP+ Direct Attach Cables for EX Series Switches57
Cable Specifications58
Table 17: Software Support for SFP+ Direct Attach Cables Listed by Software58
Standards Supported by These Cables59
Table 18: SFP+ Direct Attach Cable Specifications59
Planning for Switch Installation61
Mounting and Clearance Requirements61
Site Preparation63
Site Preparation Checklist for EX3300 Switches63
Table 19: Site Preparation Checklist63
General Site Guidelines64
Site Electrical Wiring Guidelines65
Table 20: Site Electrical Wiring Guidelines66
Environmental Requirements and Specifications for EX Series Switches67
Table 21: EX Series Switch Environmental Tolerances67
Mounting and Clearance Requirements69
Rack Requirements for EX3300 Switches69
Table 22: Rack Requirements and Specifications for the Switch69
Cabinet Requirements for EX3300 Switches70
Table 23: Cabinet Requirements and Specifications for the Switch71
Requirements for Mounting an EX3300 Switch on a Desktop or Wall72
Clearance Requirements for Airflow and Hardware Maintenance for EX330072
Switches72
Figure 12: Clearance Requirements for Airflow and Hardware Maintenance for72
Figure 13: Front-To-Back Airflow through the EX3300 Switch Chassis73
Figure 14: Back-To-Front Airflow through the EX3300 Switch Chassis74
Cable Specifications75
Network Cable Specifications for EX3300 Switches75
Planning Power Requirements77
Power Specifications for EX3300 Switches77
Table 24: AC Power Supply Electrical Specifications for EX3300 Switches77
Table 25: DC Power Supply Electrical Specifications for EX3300 Switches77
AC Power Cord Specifications for EX3300 Switches78
Table 26: AC Power Cord Specifications78
Figure 15: AC Plug Types79
Planning the Virtual Chassis81
Understanding EX3300 Virtual Chassis Hardware Configuration81
Planning EX3300 Virtual Chassis82
Virtual Chassis Cabling Configuration Examples for EX3300 Switches82
Figure 16: EX3300 Switches Mounted on a Single Rack and Connected in a Ring83
Figure 17: EX3300 Switches Mounted on a Single Rack and Connected in a Ring83
Figure 18: EX3300 Switches Mounted on a Single Rack and Connected in a Ring84
Figure 19: EX3300 Switches Mounted on Adjacent Racks and Connected in a84
Figure 20: EX3300 Switches Mounted on Adjacent Racks and Connected in a84
Installing and Connecting the Switch and Switch Components85
Installing the Switch87
Installing and Connecting an EX3300 Switch87
Unpacking an EX3300 Switch88
Parts Inventory (Packing List) for an EX3300 Switch89
Table 27: Parts List for an EX3300 Switch89
Mounting an EX3300 Switch90
Mounting an EX3300 Switch on Two Posts in a Rack or Cabinet90
Figure 21: Attaching the Mounting Bracket Along the Front of the Switch92
Figure 22: Mounting the Switch on Two Posts in a Rack92
Mounting an EX3300 Switch on Four Posts in a Rack or Cabinet93
Figure 23: Attaching the Front Bracket to the Side-Rail Bracket94
Figure 24: Attaching the Side-Rail Bracket to the Switch Chassis94
Figure 25: Mounting the Switch to the Front Posts in a Rack95
Figure 26: Sliding the Rear Brackets to the Rear of a Four-Post Rack95
Mounting an EX3300 Switch in a Recessed Position in a Rack or Cabinet96
Mounting an EX3300 Switch on a Desk or Other Level Surface96
Mounting an EX3300 Switch on a Wall97
Figure 27: Attaching Rubber Feet to a Switch Chassis97
Figure 28: Attaching Wall-Mount Brackets to a Switch Chassis98
Figure 29: Measurements for Installing Mounting Screws99
Figure 30: Mounting the Switch on a Wall100
Installing Switch Components101
Installing a Transceiver in an EX Series Switch101
Figure 31: Installing a Transceiver in an EX Series Switch102
Connecting the Switch105
Connecting Earth Ground to an EX Series Switch105
Figure 32: Connecting a Grounding Cable to an EX Series Switch105
Connecting Earth Ground to an EX2200, EX3200, or EX3300 Switch106
Connecting Earth Ground to an EX4200 Switch107
Connecting Earth Ground to an EX4500 Switch108
Figure 33: Connecting the Grounding Lug to an EX4200 Switch on a Four-Post108
Connecting Earth Ground to an EX6210 Switch109
Figure 34: Location of Protective Earthing Terminal on an Ex6210 Switch110
Connecting Earth Ground to an EX8208 Switch111
Connecting Earth Ground to an EX8216 Switch111
Connecting AC Power to an EX3300 Switch113
Connecting DC Power to an EX3300 Switch114
Figure 35: Connecting an AC Power Cord Retainer Clip to the AC Power Cord114
Figure 36: Connecting an AC Power Cord to the AC Power Cord Inlet114
Figure 37: Securing Ring Lugs to the Terminals on the DC Power Supply116
Connecting an EX Series Switch to a Network for Out-Of-Band Management117
Figure 38: Ethernet Cable Connector117
Connecting an EX Series Switch to a Management Console118
Connecting an EX Series Switch to a Management Console Using118
Figure 39: Connecting an EX Series Switch to a Network for Out-Of-Band118
Console Port119
Figure 40: Ethernet Cable Connector119
Connecting an EX2200 Series Switch to a Management Console Using Mini-USB Type-B Console Port120
Figure 41: Connecting an EX Series Switch to a Management Console through120
Figure 42: Connecting an EX Series Switch Directly to a Management120
Connecting an EX Series Switch to a Modem121
Setting the Serial Console Speed for the Switch122
Configuring the Modem122
Table 28: Port Settings123
Connecting the Modem to the Console Port124
Figure 43: Ethernet Cable Connector124
Connecting a Fiber-Optic Cable to an EX Series Switch125
Figure 44: Connecting a Fiber-Optic Cable to an Optical Transceiver Installed126
Performing Initial Configuration127
EX3300 Switch Default Configuration127
Connecting and Configuring an EX Series Switch (CLI Procedure)132
Removing Switch Components135
Removing Switch Components137
Removing a Transceiver from an EX Series Switch137
Disconnecting a Fiber-Optic Cable from an EX Series Switch139
Figure 45: Removing a Transceiver from an EX Series Switch139
Switch and Component Maintenance141
Routine Maintenance143
Maintaining Fiber-Optic Cables in EX Series Switches143
Returning Hardware145
Returning the Switch or Switch Components147
Returning an EX3300 Switch or Component for Repair or Replacement147
Locating the Serial Number on an EX3300 Switch or Component148
Listing the Switch and Components Details with the CLI148
Locating the Chassis Serial Number ID Label on an EX3300 Switch149
Contacting Customer Support to Obtain Return Materials Authorization for EX149
Series Switches149
Figure 46: Location of the Serial Number ID Label on EX3300 Switches149
Packing an EX3300 Switch or Component for Shipping150
Packing a Switch for Shipping151
Packing Switch Components for Shipping151
Safety Information153
General Safety Information155
General Safety Guidelines and Warnings155
Definitions of Safety Warning Levels156
Fire Safety Requirements158
Qualified Personnel Warning159
Warning Statement for Norway and Sweden160
Radiation and Laser Warnings161
Laser and LED Safety Guidelines and Warnings for EX Series Switches161
General Laser Safety Guidelines161
Class 1 Laser Product Warning161
Laser Beam Warning162
Radiation from Open Port Apertures Warning163
Installation and Maintenance Safety Information165
Installation Instructions Warning165
Chassis Lifting Guidelines for EX3300 Switches166
Ramp Warning167
Rack-Mounting and Cabinet-Mounting Warnings168
Wall-Mounting Warning for EX3300 Switches172
Grounded Equipment Warning172
Maintenance and Operational Safety Guidelines and Warnings173
Jewelry Removal Warning173
Lightning Activity Warning174
Operating Temperature Warning175
Product Disposal Warning176
Power and Electrical Safety Information179
General Electrical Safety Guidelines and Warnings179
Prevention of Electrostatic Discharge Damage180
Figure 47: Place a Component into an Antistatic Bag181
AC Power Electrical Safety Guidelines182
AC Power Disconnection Warning183
DC Power Electrical Safety Guidelines184
DC Power Disconnection Warning186
DC Power Grounding Requirements and Warning188
DC Power Wiring Sequence Warning189
DC Power Wiring Terminations Warning190
TN Power Warning192
Action to Take after an Electrical Accident192
Compliance Information195
Compliance Information197
Agency Approvals for EX Series Switches197
Compliance Statements for EMC Requirements for EX Series Switches198
Canada198
European Community199
Japan199
United States199
FCC Part 15 Statement199
Non-Regulatory Environmental Standards200
Compliance Statements for Acoustic Noise for EX Series Switches200
Declaration of Conformity for EX3300 Switches201

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